Brief Description

W32/Nuwar.BQ is a worm that spreads by copying itself, without infecting other files.

It affects productivity, preventing tasks from being carried out:

In the affected computer:
causes system slowdowns.

In the local network:
it generates a large amount of network activity and consumes bandwidth.

W32/Nuwar.BQ uses the following propagation or distribution methods:

Exploiting vulnerabilities with the intervention of the user: exploiting vulnerabilities in file formats or applications. To exploit them successfully it needs the intervention of the user: opening files, viewing malicious web pages, reading emails, etc.

Email: sending emails that include a copy of itself as an attachment. The computer is infected when the attachment is run.